2'-Deoxy-2'-fluoro-beta-D arabinofuranosyl-5-chlorocytosine 2'-Fluoro-5-chloro-1-beta-D-arabinofuranosylcytosine 2'-Fluoro-5-chloro-aracytosine 2(1H)-Pyrimidinone, 4-amino-5-chloro-1-(2-deoxy-2-fluoro-beta-D-arabinofuranosyl)- 69123-92-8